CN220088649U

CN220088649U - Protective mask

Info

Publication number: CN220088649U
Application number: CN202320416965.3U
Authority: CN
Inventors: 蒋建平; 陈敏
Original assignee: Hunan Traditional Chinese Medical College
Current assignee: Hunan Traditional Chinese Medical College
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-11-28
Anticipated expiration: 2033-03-08

Abstract

The utility model relates to the technical field of protective masks, in particular to a protective mask which comprises a mask body, wherein connecting buckles are arranged on two sides of the mask body, the other ends of the connecting buckles are connected with binding belts, magic tapes are arranged on the other ends of the binding belts, a gas exchange port is arranged on one side of the mask body, a gas outlet is arranged on one side of the gas exchange port, a communicating pipe is arranged at the bottom of the gas exchange port, a moving block is arranged on one side of the communicating pipe, and a connecting pipe is arranged in the communicating pipe. This preventive medicine is with multi-functional protective facial mask, the gas that the person of wearing breathed and produced can exchange in gas exchange mouth department, and outside air can enter into the inside of gas exchange mouth through communicating pipe from the bottom, and the air of exhaling can be sent out from the gas outlet of gas exchange mouth side, contains the filter core in the gas outlet, prevents that outside air from directly entering into the gas exchange mouth just not through straining.

Description

Protective mask

Technical Field

The utility model relates to the technical field of protective masks, in particular to a protective mask.

Background

Wearing the gauze mask is one of the protection means commonly used in preventive medicine, and the gauze mask is a sanitary article, wears the gauze mask in the position of mouth and nose and is used for filtering the air of inlet nose, just so can protect medical personnel's safety, and at the time of epidemic situation has not passed yet, medical personnel's gauze mask's protection level requirement is higher, can reach fine prevention effect through the gauze mask.

Through retrieving, be a preventive medicine is with protective facial mask of CN215422970U, including the protective facial mask main part, ventilative box is installed to the basal plane both sides embedding of protective facial mask main part, ventilative lid is installed to the basal plane of ventilative box, the back of protective facial mask main part is equipped with the gauze mask inner bag structure, the back of gauze mask inner bag structure is equipped with the string bag, the inside of string bag is equipped with the moisture absorption filling layer, first filtration replacement core and second filtration replacement core are installed in proper order to outside to in the inside of ventilative box, the gauze mask inner bag structure includes the non-woven fabrics layer, cool factor microcapsule layer and melt-blown cloth filter layer, wherein the outer edge fixed connection in the inner wall outer edge of protective facial mask main part around the non-woven fabrics layer, and be equipped with melt-blown cloth filter layer and cool factor microcapsule layer in proper order before to after between the inside of protective facial mask main part, moisture absorption filling layer adopts cotton, medical gauze and sponge.

In summary, the existing multifunctional protective mask is higher in protection level, the inside of the mask is composed of multiple layers, the structure is complex, and workers wear the mask for a long time to cause unsmooth breathing, so that the working state is affected, and therefore, the protective mask is provided.

Disclosure of Invention

The utility model aims to provide a protective mask so as to solve the problems that the prior multifunctional protective mask is higher in protection level, the inside of the mask is composed of multiple layers and is complex in structure, and workers wear the mask for a long time and can breathe unsmoothly, so that the working state is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a protective mask comprising:

mask body, the both sides of mask body are provided with the connector link, the other end of connector link is connected with the binding tape, the magic subsides are installed to the other end of binding tape, gas exchange mouth is installed to one side of mask body, the gas outlet is installed to one side of gas exchange mouth, communicating pipe is installed to the bottom of gas exchange mouth, the movable block has been seted up to one side of communicating pipe, the internally mounted of communicating pipe has the connecting pipe, the locking groove has been seted up on the surface of connecting pipe, the sealing washer is installed to the bottom of connecting pipe, the below of sealing washer is provided with the dust filter shell, the baffle is installed to the bottom of dust filter shell, the flabellum protective housing is installed to the bottom of dust filter shell, battery pack is installed to one side of flabellum protective housing, the filter screen plate is installed to the bottom of flabellum protective housing, the internally mounted of filter screen plate has the filter screen.

Preferably, the moving block is further provided with:

the mounting plate is mounted on one side of the moving block, the locking head is mounted on the other side of the mounting plate, and springs are arranged around the moving block;

and the ventilation fan blade is arranged in the fan blade protection shell.

Preferably, the mounting plate is elastically connected with the inner wall of the communicating pipe through a spring, and the moving block is fixedly connected with the locking head through the mounting plate.

Preferably, the filter screen plate is in threaded connection with the fan blade protecting shell, and the dust filtering layer shell is in threaded connection with the fan blade protecting shell.

Preferably, the sealing ring is in adhesive connection with the dust filtering layer shell, and the sealing ring is tightly attached to the outer wall of the connecting pipe.

Preferably, the gas outlet is communicated with the gas exchange port, and the communicating pipe is communicated with the gas exchange port.

Preferably, the binding belt is connected with the mask body by stitching, and the binding belt is connected with the magic tape by stitching.

Compared with the prior art, the utility model provides a protective mask, which has the following beneficial effects: this preventive medicine is with multi-functional protective facial mask, the gas that the person of wearing breathed and produced can exchange in gas exchange mouth department, and outside air can enter into the inside of gas exchange mouth through communicating pipe from the bottom, and the air of exhaling can be sent out from the gas outlet of gas exchange mouth side, contains the filter core in the gas outlet to prevent that outside air from directly entering into the gas exchange mouth through the filtration.

1. According to the fan blade protecting shell, ventilation fans in the fan blade protecting shell can promote ventilation of air in the communicating pipe, external air can enter from the filter screen plate under the drive of the ventilation fans and then is sent into the air exchange port through the dust filtering layer shell, and the battery assembly can provide electricity for the ventilation fans;

2. the dust filtering layer shell can put the filter bag into the dust filtering layer shell in advance, and then the baffle can prevent the filter bag from falling off, and various pollutants contained in the outside air can be filtered through the filter bag, so that a wearer of the mask is protected;

3. when the connecting pipe is inserted into the communicating pipe, the moving block can be pulled out outwards, and then the mounting plate is driven to move, so that the locking head is driven to move, and then the moving block is released, and when the locking head and the locking groove are overlapped, the spring can push the locking head to enter the locking groove.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a dust filter layer of the present utility model in partial cross-section;

FIG. 3 is a schematic view of the internal structure of the fan blade protecting case according to the present utility model;

FIG. 4 is a schematic view of a structure of a filter screen plate according to the present utility model;

FIG. 5 is a schematic view of the mounting plate of the present utility model.

In the figure: 1. a mask body; 2. binding a belt; 3. a magic tape; 4. an air outlet; 5. a screen plate; 6. a fan blade protective housing; 7. a dust filtering layer shell; 8. a communicating pipe; 9. a gas exchange port; 10. a connecting buckle; 11. a moving block; 12. a seal ring; 13. a locking groove; 14. a connecting pipe; 15. ventilation fan blades; 16. a battery assembly; 17. a filter screen; 18. a baffle; 19. a mounting plate; 20. a locking head; 21. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Description of the preferred embodiments

As shown in fig. 1, 2 and 3, the present utility model provides a technical solution: a protective mask comprising: the mask comprises a mask body 1, wherein connecting buckles 10 are arranged on two sides of the mask body 1, the other ends of the connecting buckles 10 are connected with binding belts 2, magic tapes 3 are arranged on the other ends of the binding belts 2, the binding belts 2 are connected with the mask body 1 in a sewing mode, and the binding belts 2 are connected with the magic tapes 3 in a sewing mode; a gas exchange port 9 is arranged on one side of the mask body 1, a gas outlet 4 is arranged on one side of the gas exchange port 9, a communicating pipe 8 is arranged at the bottom of the gas exchange port 9, the gas outlet 4 and the gas exchange port 9 are communicated with each other, the communicating pipe 8 and the gas exchange port 9 are communicated with each other, gas generated by the breathing of a wearer can be exchanged at the gas exchange port 9, external air can enter the gas exchange port 9 from the bottom through the communicating pipe 8, the exhaled air can be sent out from the gas outlet 4 at the side surface of the gas exchange port 9, and a filter element is arranged in the gas outlet 4, so that the external air can be prevented from directly entering the gas exchange port 9 without being filtered; a moving block 11 is arranged on one side of the communicating pipe 8, a connecting pipe 14 is arranged in the communicating pipe 8, a locking groove 13 is arranged on the surface of the connecting pipe 14, a sealing ring 12 is arranged at the bottom of the connecting pipe 14, the sealing ring 12 is in adhesive connection with the dust filtering layer shell 7, the sealing ring 12 is tightly attached to the outer wall of the connecting pipe 14, the dust filtering layer shell 7 is arranged below the sealing ring 12, a baffle 18 is arranged at the bottom of the dust filtering layer shell 7, a fan blade protection shell 6 is arranged at the bottom of the dust filtering layer shell 7, a battery component 16 is arranged on one side of the fan blade protection shell 6, a filter screen plate 5 is arranged at the bottom of the fan blade protection shell 6, the filter screen plate 5 is in threaded connection with the fan blade protection shell 6, and the dust filtering layer shell 7 is in threaded connection with the fan blade protection shell 6; the filter screen 17 is installed in the filter screen plate 5, so that the filter bag can be placed in the dust filter shell 7 in advance, and then the baffle 18 can prevent the filter bag from falling off, and various pollutants contained in the outside air can be filtered through the filter bag, so that the wearer of the mask can be protected.

Example two

The scheme in the first embodiment is further described below in conjunction with a specific working manner, and the details are described below:

as shown in fig. 1, 2 and 4, as a preferred embodiment, based on the above manner, further, a mounting plate 19 is mounted on one side of the moving block 11, a locking head 20 is mounted on the other side of the mounting plate 19, springs 21 are disposed around the moving block 11, the mounting plate 19 is elastically connected with the inner wall of the communicating pipe 8 through the springs 21, the moving block 11 is fixedly connected with the locking head 20 through the mounting plate 19, when the connecting pipe 14 is inserted into the communicating pipe 8, the moving block 11 can be pulled out outwards, and the mounting plate 19 is driven to move, so that the locking head 20 is driven to move, then the moving block 11 is released, and when the locking head 20 and the locking groove 13 are overlapped, the springs 21 push the locking head 20 to enter the inside of the locking groove 13; ventilation fan blade 15, its inside of installing at fan blade protective housing 6, ventilation fan blade 15 in the fan blade protective housing 6 can promote the circulation of communicating pipe 8 inside air, and external air can get into from filter screen board 5 under the drive of ventilation fan blade 15, later sends into the inside of gas exchange mouth 9 through dust filtering layer shell 7, and battery pack 16 can provide the electric quantity for ventilation fan blade 15.

From the above, it can be seen that:

the utility model aims at the technical problems that: the existing multifunctional protective mask has the problems that the inside of the mask is composed of multiple layers, the structure is complex, and the breathing is unsmooth when a worker wears the mask for a long time, so that the working state is influenced; the technical scheme of each embodiment is adopted. Meanwhile, the implementation process of the technical scheme is as follows:

firstly, when the connecting pipe 14 is inserted into the communicating pipe 8, the moving block 11 can be pulled out, and then the mounting plate 19 is driven to move, so that the locking head 20 is driven to move, and then the moving block 11 is released, when the locking head 20 and the locking groove 13 are overlapped, the spring 21 can push the locking head 20 to enter the inside of the locking groove 13, and the sealing ring 12 can block a gap between the connecting pipe 14 and the communicating pipe 8; then, putting the filter bag into the dust filtering layer shell 7, then blocking the filter bag from falling by the baffle 18, then connecting the fan blade protecting shell 6 with the dust filtering layer shell 7, and then connecting the filter screen plate 5 with the fan blade protecting shell 6, wherein the filter screen 17 can preliminarily filter out some large impurities; then, the mask body 1 is worn, and is fixed by the binding belt 2 and the magic tape 3, and the binding belt 2 is connected with the mask body 1 through the connecting buckle 10; finally, the battery assembly 16 can provide electric quantity for the ventilation fan blade 15, the ventilation fan blade 15 is driven to rotate, external air can enter the air exchange port 9 through the communicating pipe 8 under the driving of the ventilation fan blade 15, the exhaled air can be sent out from the air outlet 4 on the side face of the air exchange port 9, and the air outlet 4 is provided with a filter element, so that the external air is prevented from directly entering the air exchange port 9 without being filtered.

Through the arrangement, the utility model can solve the technical problems, and simultaneously realize the following technical effects: this preventive medicine is with multi-functional protective facial mask, the gas that the person of wearing breathed and produced can exchange in gas exchange mouth 9 department, and outside air can enter into the inside of gas exchange mouth through communicating pipe 8 from the bottom, and the air of exhaling can be sent out from gas outlet 4 of gas exchange mouth 9 side, contains the filter core in the gas outlet to prevent that outside air from directly entering into gas exchange mouth 9 through the filtration.

The fan blade protection shell 6 that sets up, ventilation fan blade 15 in the fan blade protection shell 6 can promote the circulation of communicating pipe 8 inside, external air can get into under ventilation fan blade 15's drive, later send into the inside of gas exchange mouth 9 through straining the dirt layer shell 7, battery pack 16 can provide the electric quantity for ventilation fan blade 15, straining the dirt layer shell 7 that sets up, can put into straining the inside of dirt layer shell 7 in advance straining the package, afterwards baffle 18 can block to strain the dropping of package, can filter the various pollutants that contain in the external air through straining the package, thereby protect the wearer of gauze mask, the movable block 11 of setting, can outwards pull out movable block 11 when connecting pipe 14 inserts in communicating pipe 8, and then drive mounting panel 19 and remove, thereby drive locking head 20 and remove, later loosen movable block 11, when locking head 20 and locking groove 13 coincide, spring 21 can promote locking head 20 and enter into the inside of locking groove 13.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A protective mask, comprising:

mask body (1), the both sides of mask body (1) are provided with connector link (10), the other end of connector link (10) is connected with and binds area (2), the magic subsides (3) are installed to the other end of binding area (2), gas exchange mouth (9) are installed to one side of mask body (1), gas outlet (4) are installed to one side of gas exchange mouth (9), communicating pipe (8) are installed to the bottom of gas exchange mouth (9), movable block (11) have been seted up to one side of communicating pipe (8), the internally mounted of communicating pipe (8) has connecting pipe (14), locking groove (13) have been seted up on the surface of connecting pipe (14), sealing washer (12) are installed to the bottom of connecting pipe (14), the below of sealing washer (12) is provided with dust filter layer shell (7), baffle (18) are installed to the bottom of dust filter layer shell (7), fan blade (6) are installed to the bottom of dust layer shell (7), battery pack (16) are installed to one side of protective housing (6), fan blade (5) are installed to the bottom of fan blade (6), filter screen (5) are installed to the bottom of filter screen (17).

2. A protective mask according to claim 1, characterized in that the moving block (11) is further provided with:

the mounting plate (19) is mounted on one side of the moving block (11), the locking head (20) is mounted on the other side of the mounting plate (19), and springs (21) are arranged around the moving block (11);

and the ventilation fan blade (15) is arranged in the fan blade protection shell (6).

3. A protective mask according to claim 2, characterized in that the mounting plate (19) is elastically connected to the inner wall of the communication pipe (8) by means of a spring (21), and the moving block (11) is fixedly connected to the locking head (20) by means of the mounting plate (19).

4. A protective mask according to claim 1, characterized in that the filter screen plate (5) is in threaded connection with the fan blade protecting shell (6), and the dust filtering layer shell (7) is in threaded connection with the fan blade protecting shell (6).

5. A protective mask according to claim 1, characterized in that the sealing ring (12) is in adhesive connection with the dust filtering layer shell (7), and the sealing ring (12) is tightly attached to the outer wall of the connecting tube (14).

6. A protective mask according to claim 1, characterized in that the gas outlet (4) and the gas exchange port (9) are in communication with each other, and the communication tube (8) and the gas exchange port (9) are in communication with each other.

7. A protective mask according to claim 1, characterized in that the binding belt (2) is connected with the mask body (1) by stitching, and the binding belt (2) is connected with the magic tape (3) by stitching.